by: Lucy Hawking · Stephen HawkingHardcover details (UK). details (USA). details (Germany). details (Canada). ISBN: 978-0-85753-325-8 ISBN-10: 0-85753-325-8 Doubleday Childrens · 2014 |
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2015 | Paperback | George and the Unbreakable Code (George's Secret Key to the Universe) |
2014 | Paperback | George and the Unbreakable Code (George's Secret Key to the Universe) |